AT4178JB NKK Switches, AT4178JB Datasheet - Page 4
![CAP RND CLR/WHT FOR LB LED SER](/photos/37/92/379257/at4178_sml.jpg)
AT4178JB
Manufacturer Part Number
AT4178JB
Description
CAP RND CLR/WHT FOR LB LED SER
Manufacturer
NKK Switches
Series
LBr
Type
Cap, Roundr
Specifications of AT4178JB
Switch Type
Pushbutton
Shape
Round
Color
Clear, White
Illumination
Illuminated
Mounting Type
Snap Fit
Size
19.00mm Dia x 4.50mm H
Height
10 mm
Length
19 mm
Mounting Style
SMD/SMT
Termination Style
Snap On
For Use With/related Products
LB Series
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
LB Series
AT065-1
Panel Frame for Rocker &
Paddle .450” Wide
Polyamide
Color: A
Series: M
AT065-1 accommodates
panel thickness
1.2 ~ 2.3mm
(.047 ~ .090”)
*
Mounting Nut
Brass with nickel plating
Series: HB
AT080
Screw Adaptor for AT452 & AT454
Brass
Series: MB20 SCB
AT073
.362
(9.2)
(4.7)
.185
M8 P0.75
.094
(2.4)
Color Codes:
(15.62)
.615
.354
M3.5 P0.6
(9.0) Dia
(12.0) Dia
.472
(5.0)
.197
(12.8)
.504
(6.68)
.263
A Black
AT065-2
Panel Frame for Rocker &
Paddle .450” Wide
Polyamide
Color: A
Series: M
AT065-2 accommodates
panel thickness
1.57 ~ 3.18mm
(.062 ~ .125”)
B White
(19.43)
.765
(12.0)
.472
.090
(2.3)
C Red
*
Mounting Nut for LB Panel Seal
Brass with chromate
Series: LB
AT089
O-ring for YB Panel Seal
Nitrile butadiene rubber
Series: YB
AT074
M22 P1
D Amber
.020
(0.5)
www.nkk.com
Accessories & Hardware
*
.300” Wide Rocker
Polyamide
Color: A B C
Series: A
(25.0) Dia
AT066
.984
(18.0) Dia
.709
(16.0) Dia
.630
E Yellow
(7.0)
.276
.300
(7.6)
(5.5)
.217
(11.4)
.448
F Green
(15.2)
.600
G Blue
(22.0) Dia
*
LED for AT208 Bezel
Colors: C F
Series: EB M MB24
*
O-ring for LB Panel Seal
Nitrile butadiene rubber
Series: LB
*
Knurled Mounting Nut
Polyphenylene oxide
Series: YB
.866
AT070
AT075
AT092
M15.8 P1
H Gray
.303
(7.7)
.020
(0.5)
(+)
J Clear
(–)
(5.08) Dia
.200
(6.0) Dia
.236
(18.0) Dia
.709
(25.0) Dia
.984
(10.9)
.429
Y5
Y